FreeBSD/Linux Kernel Cross Reference
sys/dev/pckbport/pckbportvar.h

     /* $NetBSD: pckbportvar.h,v 1.3 2004/03/24 17:26:53 drochner Exp $ */
     
     /*
      * Copyright (c) 2004 Ben Harris
      * Copyright (c) 1998
      *      Matthias Drochner.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     */
    
    #ifndef _DEV_PCKBPORT_PCKBPORTVAR_H_
    #define _DEV_PCKBPORT_PCKBPORTVAR_H_
    
    #include <sys/callout.h>
    
    typedef struct pckbport_tag *pckbport_tag_t;
    typedef int pckbport_slot_t;
    
    #define PCKBPORT_KBD_SLOT       0
    #define PCKBPORT_AUX_SLOT       1
    #define PCKBPORT_NSLOTS 2
    
    typedef void (*pckbport_inputfcn)(void *, int);
    
    struct pckbport_accessops {
            /* Functions to be provided by controller driver (eg pckbc) */
            int     (*t_xt_translation)(void *, pckbport_slot_t, int);
            int     (*t_send_devcmd)   (void *, pckbport_slot_t, u_char);
            int     (*t_poll_data1)    (void *, pckbport_slot_t);
            void    (*t_slot_enable)   (void *, pckbport_slot_t, int);
            void    (*t_intr_establish)(void *, pckbport_slot_t);
            void    (*t_set_poll)      (void *, pckbport_slot_t, int);
    };      
    
    /*
     * external representation (pckbport_tag_t),
     * needed early for console operation
     */
    struct pckbport_tag { 
            struct pckbport_slotdata *t_slotdata[PCKBPORT_NSLOTS];
    
            struct callout t_cleanup;
    
            pckbport_inputfcn t_inputhandler[PCKBPORT_NSLOTS];
            void *t_inputarg[PCKBPORT_NSLOTS];
            char *t_subname[PCKBPORT_NSLOTS];
    
            struct pckbport_accessops const *t_ops;
            /* First argument to all those */
            void    *t_cookie;
    };
    
    struct pckbport_attach_args {
            pckbport_tag_t pa_tag;
            pckbport_slot_t pa_slot;
    };
    
    extern const char * const pckbport_slot_names[];
    extern struct pckbport_tag pckbport_consdata;
    extern int pckbport_console_attached;
    
    /* Calls from pckbd etc */
    void pckbport_set_inputhandler(pckbport_tag_t, pckbport_slot_t,
                                     pckbport_inputfcn, void *, char *);
    
    void pckbport_flush(pckbport_tag_t, pckbport_slot_t);
    int pckbport_poll_cmd(pckbport_tag_t, pckbport_slot_t, u_char *, int,
                            int, u_char *, int);
    int pckbport_enqueue_cmd(pckbport_tag_t, pckbport_slot_t, u_char *, int,
                               int, int, u_char *);
    int pckbport_poll_data(pckbport_tag_t, pckbport_slot_t);
    void pckbport_set_poll(pckbport_tag_t, pckbport_slot_t, int);
    int pckbport_xt_translation(pckbport_tag_t, pckbport_slot_t, int);
    void pckbport_slot_enable(pckbport_tag_t, pckbport_slot_t, int);
    
    /* calls from pckbc etc */
    int pckbport_cnattach(void *, struct pckbport_accessops const *,
                                  pckbport_slot_t);
    pckbport_tag_t pckbport_attach(void *,
                                           struct pckbport_accessops const *);
   struct device *pckbport_attach_slot(struct device *, pckbport_tag_t,
                                               pckbport_slot_t);
   void pckbportintr(pckbport_tag_t, pckbport_slot_t, int);
   
   /* md hook for use without mi wscons */
   int pckbport_machdep_cnattach(pckbport_tag_t, pckbport_slot_t);
   
   #endif /* _DEV_PCKBPORT_PCKBPORTVAR_H_ */

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